What does code P0803 mean?
A malfunction is detected in the solenoid that forces a 1st to 4th gear upshift (skip-shift).
OBD-II Code
P0803 — 1-4 Upshift (Skip Shift) Solenoid Control Circuit Malfunction
A malfunction is detected in the solenoid that forces a 1st to 4th gear upshift (skip-shift).
Common symptoms
- Skip-shift not activated
- indicator light on
Possible causes
- Faulty skip-shift solenoid or wiring
Initial recommendation
Inspect skip-shift solenoid and wiring continuity.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0803 with your vehicle's actual symptoms for more complete diagnostic guidance.
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